CN219901249U

CN219901249U - Vacuum suction clamp

Info

Publication number: CN219901249U
Application number: CN202320828015.1U
Authority: CN
Inventors: 何军; 林能; 李嘉龙
Original assignee: Dongguan Elisha Technology Co ltd
Current assignee: Dongguan Elisha Technology Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-10-27
Anticipated expiration: 2033-04-13

Abstract

The utility model relates to the technical field of tool clamps and discloses a vacuum suction clamp which comprises a bottom plate, wherein a panel is bolted to the upper surface of the bottom plate, and a restraint device is arranged on the side surface of the bottom plate. Through setting up restraint device for the equipment has reduced the load of pipe assembly position to the constraint reinforcing of pipe, has improved the stability of pipe, has improved the life of pipe.

Description

Vacuum suction clamp

Technical Field

The utility model relates to the technical field of tool clamps, in particular to a vacuum suction clamp.

Background

In the process of workpiece machining, the workpiece is clamped by means of a fixture so as to ensure that subsequent operation is performed smoothly, and an operator clamps and fixes the workpiece by operating the fixture.

The prior art is such as the utility model of publication number CN209551223U, which discloses a vacuum adsorption fixture, and the vacuum adsorption fixture clamps a workpiece by adopting a negative pressure area formed by the cooperation of an adsorption plate and a placing shell, so as to solve the problem that the workpiece machining error is larger due to the offset range between the clamping of two sides of the workpiece.

The inventor finds that the work piece conduit has the problem that the connecting part is overloaded due to shaking caused by the influence of the work piece in the working process in daily work.

Disclosure of Invention

The present utility model aims to solve or at least partially solve the technical problems mentioned in the background art, and proposes a vacuum suction clamp.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the vacuum suction clamp comprises a bottom plate, wherein the upper surface of the bottom plate is bolted with a panel, and the side surface of the bottom plate is provided with a restraint device;

the restraining device comprises an assembling frame, the assembling frame is bolted with the bottom plate, two U-shaped connecting frames are symmetrically bolted on one side of the assembling frame, which is far away from the bottom plate, a long side of a supporting plate is rotatably connected with a groove of the connecting frames, and the other long side of the supporting plate extends out of one side of the groove, which is far away from the bottom plate, and is bolted with a buckling frame;

guide holes are respectively formed in the surfaces of the two ends of the supporting plate, a sliding block is connected in the guide holes in a sliding mode, one end of the sliding block extends out of the supporting plate and is fixedly connected with a limiting pin, and positioning grooves for inserting the limiting pin are formed in the edges of the grooves;

the position of one side surface of the two support plates, which is far away from each other, corresponding to each sliding block is respectively and slidably connected with a shifting block, the bottom of each shifting block extends into the guide hole and is fixedly connected with the sliding block, and one side of the sliding block, which is far away from the bottom plate, is fixedly connected with one end of a limiting spring arranged in the guide hole.

Optionally, the two engagement frames are arranged at intervals up and down with respect to the assembly frame; and when all the limiting pins of the constraint device are respectively inserted into the corresponding positioning grooves, the two buckling frames of the constraint device are abutted and formed with limiting round holes for limiting the guide pipes, and the limiting round holes are opposite to the guide pipe connectors arranged on the side surface of the bottom plate.

Optionally, the stop pin with the inner wall slip grafting of constant head tank, the shifting block with the surface sliding connection of backup pad, the other end of stop spring with the inner wall fixed connection of guide hole.

Optionally, a plurality of sealing devices are uniformly arranged on the edge of the upper surface of the panel;

the sealing device comprises a fixing ring, the fixing ring is bolted with the upper surface of the panel, a sealing cover is sleeved outside the fixing ring, and a sealing plug is fixedly connected to the lower surface of the sealing cover.

Optionally, guide grooves are respectively formed in the surfaces of two opposite sides of the sealing cover, a force carrying frame is respectively and slidably connected in the two guide grooves, a limiting slide plate is respectively connected to one end, close to each other, of the force carrying frame, two sliding grooves are formed in the sealing cover at intervals, one limiting slide plate is respectively and slidably connected in each sliding groove, a reset spring is fixedly connected in each sliding groove, and one end, far away from each other, of each reset spring is fixedly connected with the limiting slide plate.

Optionally, a bolt is fixedly connected to the surface of one side, away from each other, of the two limit sliding plates;

a plurality of mounting holes for mounting the sealing device are uniformly formed in the edge of the upper surface of the panel; the sealing plug is inserted into the mounting hole, the sealing cover is abutted against the edge of the orifice of the mounting hole, one end, far away from the limiting slide plate, of the force carrying frame penetrates out of the guide groove, a through hole is formed in the surface of the fixing ring, and the bolt is inserted into the through hole in a sliding mode.

Optionally, the vacuum suction fixture further comprises a foot pad, wherein a plurality of support columns are bolted to the upper surface of the foot pad, and the top ends of the support columns are bolted to the lower surface of the bottom plate. .

The utility model has the beneficial effects that:

when a constraint device is arranged for processing a workpiece, a pressure equipment switch is opened, a suction force is generated by a placing groove on a panel, the workpiece is placed in the placing groove, the workpiece is limited on a clamp by the suction force generated by the placing groove, the workpiece can be processed immediately, after the guide pipe is assembled to the clamp, a shifting block is shifted to pull a sliding block, the sliding block extrudes a limiting spring, the limiting spring is extruded to deform, the sliding block loses the constraint of the limiting spring to drive a limiting pin to displace, meanwhile, a supporting plate is pushed, the supporting plate drives a buckling frame to be clamped to the surface of the guide pipe, the shifting block is loosened, the sliding block loses the pressure of the shifting block, the limiting spring loses the pressure rebound of the sliding block, the sliding block is pushed to reset, the limiting pin is pushed by the sliding block to be inserted into the limiting groove, the position of the supporting plate is fixed, the constraint operation on a guide rail is completed immediately, and the constraint of the guide pipe is enhanced by the device, the load of the assembly part of the guide pipe is reduced, the stability of the guide pipe is improved, and the service life of the guide pipe is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic perspective view of a vacuum chuck according to the present utility model;

FIG. 2 is a schematic side view of a vacuum chuck according to the present utility model;

FIG. 3 is a schematic diagram of a restraining device of a vacuum chuck according to the present utility model;

FIG. 4 is a schematic view of the structure of the vacuum chuck shown in FIG. 3A;

fig. 5 is a schematic structural view of a closing device of a vacuum chuck according to the present utility model.

Legend description:

1. foot pads; 2. a support column; 3. a bottom plate; 4. a panel; 5. a restraining device; 51. an assembly frame; 52. a connecting frame; 53. a support plate; 54. a buckling frame; 55. a slide block; 56. a limiting pin; 57. a shifting block; 58. a limit spring; 6. a closing device; 61. a fixing ring; 62. a cover; 63. a sealing plug; 64. a force carrying frame; 65. a plug pin; 66. and a return spring.

Detailed Description

In order to make the objects, features and advantages of the present utility model more comprehensible, the technical solutions in the embodiments of the present utility model are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the vacuum suction clamp comprises a foot pad 1, wherein a plurality of support columns 2 are bolted to the upper surface of the foot pad 1, and the top ends of the support columns 2 are bolted to the lower surface of a bottom plate 3;

the upper surface of the bottom plate 3 is bolted with a panel 4, and the side surface of the bottom plate 3 is provided with a restraint device 5;

the restraint device 5 comprises an assembly frame 51, the assembly frame 51 is bolted with the bottom plate 3, two U-shaped connecting frames 52 are symmetrically bolted on one side of the assembly frame 51 far away from the bottom plate 3, a long side of a supporting plate 53 is rotatably connected with a groove of the connecting frames 52, and the other long side of the supporting plate 53 extends out of one side of the groove far away from the bottom plate 3 and is bolted with a buckling frame 54;

guide holes are respectively formed in the surfaces of the two ends of the supporting plate 53, a sliding block 55 is connected in the guide holes in a sliding mode, one end of the sliding block 55 extends out of the supporting plate 53 and is fixedly connected with a limiting pin 56, and positioning grooves for inserting the limiting pin 56 are formed in the edges of the grooves;

the two support plates 53 are respectively and slidably connected with a shifting block 57 at positions corresponding to the sliding blocks 55 on the surfaces of the sides far away from each other, the bottoms of the shifting blocks 57 extend into the guide holes and are fixedly connected with the sliding blocks 55, and one end of a limit spring 58 arranged in the guide holes is fixedly connected with one side of the sliding blocks 55 far away from the bottom plate 3.

Specifically, two of the engagement frames 52 are disposed at an upper and lower interval with respect to the mount frame 51; and when all the limiting pins 56 of the restraining device 5 are respectively inserted into the corresponding positioning grooves, the two buckling frames 54 of the restraining device 5 are abutted and formed with limiting round holes for limiting the guide pipes, and the limiting round holes are opposite to the guide pipe interfaces arranged on the side surface of the bottom plate 3.

Specifically, the limiting pin 56 is slidably inserted into the inner wall of the positioning slot, the shifting block 57 is slidably connected with the surface of the supporting plate 53, and the other end of the limiting spring 58 is fixedly connected with the inner wall of the guiding hole.

Specifically, the edge of the upper surface of the panel 4 is uniformly provided with a plurality of closing devices 6;

the closing device 6 comprises a fixing ring 61, the fixing ring 61 is bolted with the upper surface of the panel 4, a sealing cover 62 is sleeved outside the fixing ring 61, and a sealing plug 63 is fixedly connected with the lower surface of the sealing cover 62.

Specifically, guide grooves are respectively formed on two opposite side surfaces of the cover 62, force carrying frames 64 are respectively and slidably connected in the two guide grooves, limiting sliding plates are respectively connected to one ends, close to each other, of the force carrying frames 64, two sliding grooves are arranged in the cover 62 at intervals, one limiting sliding plate is respectively and slidably connected to each sliding groove, return springs 66 are fixedly connected in the sliding grooves, and one ends, far away from each other, of the return springs 66 are fixedly connected with the limiting sliding plates.

Specifically, the surface of one side of the two limiting sliding plates, which is far away from each other, is fixedly connected with a bolt 65;

a plurality of mounting holes for mounting the sealing device 6 are uniformly formed in the edge of the upper surface of the panel 4; the sealing plug 63 is inserted into the mounting hole, the sealing cover 62 is abutted against the edge of the hole of the mounting hole, one end of the force carrying frame 64, which is far away from the limiting slide plate, penetrates out of the guide groove, a through hole is formed in the surface of the fixing ring 61, and the bolt 65 is inserted into the through hole in a sliding manner.

Working principle:

when a workpiece is processed, a pressure equipment switch is turned on, suction is generated by a placing groove on the panel 4, the workpiece is placed in the placing groove, the workpiece is limited on a clamp by the suction generated by the placing groove, then the workpiece can be processed, after the guide pipe is assembled to the clamp, the shifting block 57 is shifted and the supporting plate 53 is rotated, the supporting plate 53 drives the buckling frame 54 to be clamped to the surface of the guide pipe, the shifting block 57 is loosened, the limiting spring 58 pushes the sliding block 55 to reset, the limiting pin 56 is pushed by the sliding block 55 and inserted into the limiting groove, the position of the supporting plate 53 is fixed, then the constraint operation of the guide pipe is completed, and the constraint of the guide pipe is enhanced by arranging the constraint device 5, so that the load of the assembly part of the guide pipe is reduced, the stability of the guide pipe is improved, and the service life of the guide pipe is prolonged.

In addition, after the assembly of the device main body is completed by arranging the sealing device 6, the two side carrying frames 64 are pressed, the carrying frames 64 extrude the return springs 66, the return springs 66 are extruded and deformed, then the sealing cover 62 is buckled on the fixed ring 61, meanwhile, the sealing plugs 63 are inserted into the mounting holes of the panel 4, the carrying frames 64 are loosened, the pressure of the return springs 66 enables the carrying frames 64 to rebound and reset, the bolts 65 are pushed by the carrying frames 64 to be inserted into the through holes, then the mounting operation of the sealing device 6 is completed, and by arranging the sealing device 6, the hole opening of the device mounting hole can be sealed, then the probability that a medium enters the mounting hole is reduced, and the protection effect of the device on the fixing bolt is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a vacuum suction clamp, includes bottom plate (3), the upper surface bolt of bottom plate (3) has panel (4), its characterized in that: the side surface of the bottom plate (3) is provided with a restraint device (5);

the restraining device (5) comprises an assembly frame (51), the assembly frame (51) is bolted with the bottom plate (3), two U-shaped connecting frames (52) are symmetrically bolted on one side of the assembly frame (51) away from the bottom plate (3), a long side of a supporting plate (53) is rotatably connected with a groove of the connecting frames (52), and the other long side of the supporting plate (53) extends out of one side of the groove away from the bottom plate (3) and is bolted with a buckling frame (54);

guide holes are respectively formed in the surfaces of the two ends of the supporting plate (53), a sliding block (55) is connected in the guide holes in a sliding mode, one end of the sliding block (55) extends out of the supporting plate (53) and is fixedly connected with a limiting pin (56), and positioning grooves for inserting the limiting pin (56) are formed in the edges of the grooves;

the two support plates (53) are respectively and slidably connected with a shifting block (57) at positions corresponding to the sliding blocks (55) on the surfaces of one sides, away from each other, of the two support plates (53), the bottoms of the shifting blocks (57) extend into the guide holes and are fixedly connected with the sliding blocks (55), and one ends of limiting springs (58) arranged in the guide holes are fixedly connected with one sides, away from the bottom plate (3), of the sliding blocks (55).

2. A vacuum chuck as in claim 1, wherein: the two connecting frames (52) are arranged at intervals up and down relative to the assembly frame (51); and when all the limiting pins (56) of the restraining device (5) are respectively inserted into the corresponding positioning grooves, the two buckling frames (54) of the restraining device (5) are abutted and form limiting round holes for limiting the guide pipes, and the limiting round holes are opposite to the guide pipe interfaces arranged on the side surfaces of the bottom plate (3).

3. A vacuum chuck as in claim 2, wherein: the limiting pin (56) is in sliding connection with the inner wall of the positioning groove, the shifting block (57) is in sliding connection with the surface of the supporting plate (53), and the other end of the limiting spring (58) is fixedly connected with the inner wall of the guide hole.

4. A vacuum chuck as in claim 1, wherein: a plurality of sealing devices (6) are uniformly arranged on the edge of the upper surface of the panel (4);

the sealing device (6) comprises a fixing ring (61), the fixing ring (61) is bolted with the upper surface of the panel (4), a sealing cover (62) is sleeved outside the fixing ring (61), and a sealing plug (63) is fixedly connected to the lower surface of the sealing cover (62).

5. A vacuum chuck as in claim 4, wherein: guide grooves are respectively formed in the surfaces of two opposite sides of the sealing cover (62), a force carrying frame (64) is respectively connected to the two guide grooves in a sliding mode, limiting sliding plates are respectively connected to one ends, close to each other, of the force carrying frames (64), two sliding grooves are arranged in the sealing cover (62) at intervals, one limiting sliding plate is respectively connected to each sliding groove in a sliding mode, a reset spring (66) is fixedly connected to each sliding groove, and one ends, far away from each other, of the reset springs (66) are fixedly connected with the limiting sliding plates.

6. A vacuum chuck as in claim 5, wherein: a bolt (65) is fixedly connected to the surface of one side, away from each other, of the two limit sliding plates;

the edge of the upper surface of the panel (4) is uniformly provided with a plurality of mounting holes for mounting the sealing device (6); the sealing plug (63) is inserted into the mounting hole, the sealing cover (62) is abutted against the edge of the hole opening of the mounting hole, one end, far away from the limiting slide plate, of the carrying frame (64) penetrates out of the guide groove, a through hole is formed in the surface of the fixing ring (61), and the plug pin (65) is inserted into the through hole in a sliding mode.

7. A vacuum chuck as in claim 1, wherein: the novel floor mat is characterized by further comprising a foot mat (1), wherein a plurality of support columns (2) are bolted to the upper surface of the foot mat (1), and the top ends of the support columns (2) are bolted to the lower surface of the bottom plate (3).